Last updated: June 24, 2025
In Laramie, United States, the average temperature for December hovers around -4°C (25°F). However, be prepared for a range that can dip to a frigid -29°C (-20°F) and peak at a mild 16°C (60°F). During this month, you'll likely experience 24 mm (0.9 in) of precipitation over about 6 days, coupled with an average humidity of a staggering 85%.
In December in Laramie, the average temperature is -4°C (25°F). The maximum can reach 16°C (60°F), while the minimum can plummet to -29°C (-20°F). Travelers should prepare for a wide range of temperatures and dress accordingly for both warm and extremely cold conditions.
In Laramie in December, the total precipitation amount is 24 mm (0.9 in) over a span of 6 days.
In Laramie in December, humidity is 85%. With an average temperature of -4°C (25°F), this humidity feels like a damp chill clinging to your skin, making travel outside uncomfortable and leaving you feeling cold and clammy despite the freezing temperatures.
In Laramie in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Laramie, you can check the information here.
UV Risk Categories
Weather in Laramie varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Laramie, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -6°C (22°F) | 20 mm (0.8 inches) | 84% | moderate |
| February Weather | -6°C (21°F) | 26 mm (1.0 inches) | 85% | high |
| March Weather | -1°C (30°F) | 48 mm (1.9 inches) | 75% | very high |
| April Weather | 3°C (37°F) | 45 mm (1.8 inches) | 67% | very high |
| May Weather | 8°C (47°F) | 76 mm (3.0 inches) | 67% | extreme |
| June Weather | 15°C (60°F) | 52 mm (2.0 inches) | 68% | extreme |
| July Weather | 19°C (67°F) | 28 mm (1.1 inches) | 62% | extreme |
| August Weather | 18°C (64°F) | 35 mm (1.4 inches) | 63% | extreme |
| September Weather | 14°C (57°F) | 23 mm (0.9 inches) | 63% | very high |
| October Weather | 4°C (40°F) | 33 mm (1.3 inches) | 72% | high |
| November Weather | 0°C (33°F) | 28 mm (1.1 inches) | 79% | moderate |
| December Weather | -4°C (25°F) | 24 mm (0.9 inches) | 85% | moderate |